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Philadelphia, PA Local Forecast Office

31NM NNW Lewes DE

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:WNW wind around 10 kt, with gusts as high as 20 kt. A slight chance of snow before 9pm.   Waves around 1 ft.

      Low: 20 °F

      WNW 10kt
      1ft

    • M.L.King Day

      M.L.King Day:WSW wind 5 to 8 kt increasing to 7 to 10 kt in the afternoon. Winds could gust as high as 20 kt. Sunny. Waves around 1 ft.

      High: 39 °F

      ⇑WSW 10kt
      1ft

    • Monday Night

      Monday Night:WNW wind 10 to 15 kt, with gusts as high as 25 kt. Mostly clear. Waves around 1 ft.

      Low: 18 °F

      WNW 15kt
      1ft

    • Tuesday

      Tuesday:WNW wind around 10 kt, with gusts as high as 20 kt. Sunny. Waves around 1 ft.

      High: 28 °F

      WNW 10kt
      1ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. Clear. Waves 1 ft or less.

      Low: 13 °F

      Light Wind
      < 1ft

    • Wednesday

      Wednesday:Variable winds less than 5 kt becoming S 5 to 10 kt in the morning. Sunny. Waves 1 ft or less.

      High: 38 °F

      ⇑S 10kt
      < 1ft

    • Wednesday Night

      Wednesday Night:Variable winds 5 kt or less. Mostly cloudy. Waves around 1 ft.

      Low: 31 °F

      Light Wind
      1ft

    • Thursday

      Thursday:SW wind 5 to 10 kt becoming W in the afternoon. A chance of rain.   Waves around 1 ft.

      High: 43 °F

      W 10kt
      1ft

    • Thursday Night

      Thursday Night:Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.

      Low: 20 °F

      Light Wind
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:12 pm EST Jan 18, 2026
Forecast Valid: 8pm EST Jan 18, 2026-6pm EST Jan 25, 2026

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Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON...

Tonight
WNW wind around 10 kt, with gusts as high as 20 kt. A slight chance of snow before 9pm. Waves around 1 ft.
M.L.King Day
WSW wind 5 to 8 kt increasing to 7 to 10 kt in the afternoon. Winds could gust as high as 20 kt. Sunny. Waves around 1 ft.
Monday Night
WNW wind 10 to 15 kt, with gusts as high as 25 kt. Mostly clear. Waves around 1 ft.
Tuesday
WNW wind around 10 kt, with gusts as high as 20 kt. Sunny. Waves around 1 ft.
Tuesday Night
Variable winds 5 kt or less. Clear. Waves 1 ft or less.
Wednesday
Variable winds less than 5 kt becoming S 5 to 10 kt in the morning. Sunny. Waves 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. Mostly cloudy. Waves around 1 ft.
Thursday
SW wind 5 to 10 kt becoming W in the afternoon. A chance of rain. Waves around 1 ft.
Thursday Night
Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
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ABOUT THIS FORECAST

Point Forecast: 39.25°N 75.41°W
Last Update: 4:12 pm EST Jan 18, 2026
Forecast Valid: 8pm EST Jan 18, 2026-6pm EST Jan 25, 2026
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